(19)

(11)

EP 2 826 292 A1

(12)

(43) Date of publication: 21.01.2015 Bulletin 2015/04 (21) Application number: 12710065.9 (22) Date of filing: 14.03.2012

(51) International Patent Classification (IPC):  H04W 36/00(2009.01) H04W 4/22(2009.01) (86) International application number: PCT/EP2012/054450 (87) International publication number: WO 2013/135282 (19.09.2013 Gazette 2013/38)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (71) Applicant: Telefonaktiebolaget L M Ericsson (Publ) 164 83 Stockholm (SE)	(72) Inventors: LINDHOLM, Fredrik S-112 15 Stockholm (SE) ABTIN, Afshin S-191 38 Sollentuna (SE) (74) Representative: Lind, Robert  Marks & Clerk LLP Fletcher House Heatley Road The Oxford Science Park Oxford OX4 4GE Oxford OX4 4GE (GB)